arrayfire/test/fft_large.cpp at master · AMD-Ecosystem/arrayfire · GitHub

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/*******************************************************

* This file is distributed under 3-clause BSD license.

* The complete license agreement can be obtained at:

* http://arrayfire.com/licenses/BSD-3-Clause

********************************************************/

#include <arrayfire.h>

#include <gtest/gtest.h>

#include <testHelpers.hpp>

#include <af/dim4.hpp>

#include <af/traits.hpp>

#include <stdexcept>

#include <string>

#include <vector>

using af::array;

using af::cfloat;

using af::fft2;

using af::ifft2;

using af::moddims;

using af::randu;

using std::endl;

using std::string;

using std::vector;

TEST(fft2, CPP_4D) {

array a = randu(1024, 1024, 32);

array b = fft2(a);

array A = moddims(a, 1024, 1024, 4, 8);

array B = fft2(A);

cfloat *h_b = b.host<cfloat>();

cfloat *h_B = B.host<cfloat>();

for (int i = 0; i < (int)a.elements(); i++) {

ASSERT_EQ(h_b[i], h_B[i]) << "at: " << i << endl;

}

af_free_host(h_b);

af_free_host(h_B);

}

TEST(ifft2, CPP_4D) {

array a = randu(1024, 1024, 32, c32);

array b = ifft2(a);

array A = moddims(a, 1024, 1024, 4, 8);

array B = ifft2(A);

cfloat *h_b = b.host<cfloat>();

cfloat *h_B = B.host<cfloat>();

for (int i = 0; i < (int)a.elements(); i++) {

ASSERT_EQ(h_b[i], h_B[i]) << "at: " << i << endl;

}

af_free_host(h_b);

af_free_host(h_B);

}

arrayfire/test/fft_large.cpp at master · AMD-Ecosystem/arrayfire · GitHub

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